package com.example.hello.service;

import com.example.hello.entity.Role;
import com.baomidou.mybatisplus.extension.service.IService;

import java.util.Set;

/**
 * <p>
 *  服务类
 * </p>
 *
 * @author author
 * @since 2022-07-22
 */
public interface RoleService extends IService<Role> {


    Set<String> getRolesByUserId(Integer userId);
}
